import {
  Card,
  Breadcrumb,
  Form,
  Button,
  Radio,
  Input,
  Upload,
  Space,
  Select,
  message,
} from "antd";
import { PlusOutlined } from "@ant-design/icons";
import { Link, useSearchParams } from "react-router-dom";
import "./index.scss";
import ReactQuill from "react-quill";
import "react-quill/dist/quill.snow.css";
import { getChannelAPI, createArticleAPI, getArticleDetailAPI, updateArticleAPI } from "@/apis/article";
import { useEffect, useState } from "react";
import { useChannel } from '@/hooks/useChannel'

const { Option } = Select;

const Publish = () => {
  // 获取频道列表
  const { channelList } = useChannel()

  const onFinish = async (formValue) => {
    // 校验封面类型imageType与实际的图片列表是否相等
    if (imageList.length !== imageType) {
      return message.warning('封面类型与封面图片不匹配');
    }
    const reqParams = {
      title: '',
      content: '',
      cover: {
        type: imageType, // 封面模式
        images: imageList.map(item => {
          if (item.response) {
            return item.response.data.url
          } else {
            return item.url
          }
        })
      },
      channel_id: ''
    }
    reqParams.title = formValue.title
    reqParams.content = formValue.content
    reqParams.channel_id = formValue.channel_id
    if (articleid) {
      // 更新接口
      await updateArticleAPI({
        ...reqParams,
        id: articleid,
      })
    } else {
      await createArticleAPI(reqParams);
    }
  }

  const [imageList, setImageList] = useState([])
  const onUploadChange = (info) => {
    setImageList(info.fileList)
  }

  const [imageType, setImageType] = useState(1)
  const onTypeChange = (e) => {
    setImageType(e.target.value);
  }

  // 回填数据
  const [searchParams] = useSearchParams()
  const articleid = searchParams.get('id')
  const [form] = Form.useForm()
  useEffect(() => {
    // 通过id获取文章详情
    async function getArticleDetail() {
      const res = await getArticleDetailAPI(articleid)
      const data = res.data
      const { cover } = data
      form.setFieldsValue({
        ...data,
        type: cover.type
      })
      setImageType(cover.type)
      setImageList(cover.images.map(url => {
        return {
          url
        }
      }))
    }
    articleid && getArticleDetail()
  }, [articleid, form])

  return (
    <div className="publish">
      <Card
        title={
          <Breadcrumb
            items={[
              { title: <Link to={"/"}>首页</Link> },
              { title: articleid ? "编辑文章" : "发布文章" },
            ]}
          />
        }
      >
        <Form
          labelCol={{ span: 4 }}
          wrapperCol={{ span: 16 }}
          initialValues={{ type: imageType }}
          onFinish={onFinish}
          form={form}
        >
          <Form.Item
            label="标题"
            name="title"
            rules={[{ required: true, message: "请输入文章标题" }]}
          >
            <Input placeholder="请输入文章标题" style={{ width: 400 }} />
          </Form.Item>
          <Form.Item
            label="频道"
            name="channel_id"
            rules={[{ required: true, message: "请选择文章频道" }]}
          >
            <Select placeholder="请选择文章频道" style={{ width: 400 }}>
              {channelList.map((item) => (
                <Option value={item.id} key={item.id}>
                  {item.name}
                </Option>
              ))}
            </Select>
          </Form.Item>
          <Form.Item label="封面">
            <Form.Item name="type">
              <Radio.Group onChange={onTypeChange}>
                <Radio value={1}>单图</Radio>
                <Radio value={3}>三图</Radio>
                <Radio value={0}>无图</Radio>
              </Radio.Group>
            </Form.Item>
            {imageType > 0 && 
              <Upload
                name="image"
                listType="picture-card"
                showUploadList
                action={'http://geek.itheima.net/v1_0/upload'}
                onChange={onUploadChange}
                maxCount={imageType}
                fileList={imageList}
              >
                <div style={{ marginTop: 8 }}>
                  <PlusOutlined />
                </div>
              </Upload>
            }
          </Form.Item>
          <Form.Item
            label="内容"
            name="content"
            rules={[{ required: true, message: "请输入文章内容" }]}
          >
            <ReactQuill
              className="publish-quill"
              theme="snow"
              placeholder="请输入文章内容"
            />
          </Form.Item>

          <Form.Item wrapperCol={{ offset: 4 }}>
            <Space>
              <Button size="large" type="primary" htmlType="submit">
                发布文章
              </Button>
            </Space>
          </Form.Item>
        </Form>
      </Card>
    </div>
  );
};

export default Publish;
